Answer:
C.60
Step-by-step explanation:
4×12=48
18-12=6
6×2=12
48+12=60
Answer:

Step-by-step explanation:
If you add a number that is negative, you are basically subtracting it.
This means that

Since they both have the same denominator, you can easily subtract the fractions: 
Answer:
? is that the question? is there a link for it or something?
Step-by-step explanation:
The answer is going to be 15
Answer:
A rotation of 180* around point Z
Step-by-step explanation:
The pentagon is translated then rotated around z